Sadeh, E.(2001). Human Mission from Planet Earth: Finding a rationale for exploration of the Moon and Mars. Space Policy, 17(3), 205-212. doi:10.1016/s0265-9646(01)00029-7
MLA CitationSadeh, Eligar. "Human Mission From Planet Earth: Finding a Rationale for Exploration of the Moon and Mars". Space Policy, 17.3 ( 2001 ): 205-212.
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